Components that earn their place.

PCA9685 16 channel 12 bit PWM servo driver available at Yan Electronics.

A BTS7960 43A motor driver module is a high-current motor driver designed to control powerful DC motors with a microcontroller such as Arduino or ESP32.

A weighing module HX711 is a precision load-cell amplifier and analog-to-digital converter used to measure weight or force.

A buzzer module is an electronic sound-producing component used to generate a beep or alarm sound when activated.

The INMP441 microphone module is a digital MEMS microphone module used to detect and capture sound and voice.

A MAX98357 is a compact digital audio amplifier module that converts digital audio signals into amplified sound for a speaker.

A DFPlayer Mini MP3 player module is a compact audio module that allows a microcontroller such as Arduino or ESP32 to play MP3 and other supported audio files stored on a microSD card.

A TP4056 Li-ion battery charging module is a small electronic module designed to safely charge a single 3.7V lithium-ion or lithium-polymer battery from a 5V power source, such as a USB supply.

A thermoelectric cooler (TEC), also known as a Peltier module, is a solid-state electronic device that transfers heat from one side to the other when electrical current is applied.

A BMS (Battery Management System) is an electronic circuit used to monitor and protect rechargeable batteries, especially lithium-ion and lithium-polymer battery packs.